Home / 2,907,172.69-4,360,729.29-748,189.35

Finding the Fourth Proportional to 2,907,172.69, 4,360,729.29 and 748,189.35

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Solution

The fourth proportional to 2,907,172.69, 4,360,729.29 and 748,189.35 is: 1,122,276.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,172.69 : 4,360,729.29 = 748,189.35 : x
  2. Step 2: Convert to fraction form
    2,907,172.69/4,360,729.29 = 748,189.35/x
  3. Step 3: Cross multiply
    2,907,172.69x = 4,360,729.29 × 748,189.35
  4. Step 4: Simplify right side
    2,907,172.69x = 3,262,651,213,011.06
  5. Step 5: Solve for x
    x = 3,262,651,213,011.06/2,907,172.69
  6. Step 6: Final answer
    x = 1,122,276.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.